class ReflectionUtil {
/**
* Returns a Map of setter methods of the given class.<p>
* The key of the map contains the name of the attribute that can be
* accessed by the setter, the value the setter itself (an instance of
* java.lang.reflect.Method). A method is considered a setter if its name
* starts with "set", it is declared public and takes exactly one argument.
*
* @param clazz the class to return the setters for
* @return a Map of attributes and their accessor methods (setters)
*/
public static Map<String, Method> getSetters(Class<?> clazz)
{
final Map<String, Method> accessors = new HashMap<String, Method>();
final Method[] methods = clazz.getMethods();
for (Method method : methods)
{
String name;
String methodName;
methodName = method.getName();
if (!methodName.startsWith("set"))
{
continue;
}
// skip methods with != 1 parameters
if (method.getParameterTypes().length != 1)
{
continue;
}
// ok seems to be an accessor
name = methodName.substring("set".length()).toLowerCase(Locale.US);
accessors.put(name, method);
}
return accessors;
}
}
